【Small & Slim】2 Pack 10000mAh Power Bank using high-quality Li-polymer electric core and Ultra Slim Design, weighing just 181g and only 14mm thick. Grippy design is easy to hold, easy to toss into a bag and incredibly portable. Adopts our advanced intelligent controlling IC, higher quality, safer and more reliable, powerful and longer-lasting life after 100% checked and continuous aging test. 【Dual Output & Input】2 usb output ports, can fast charge 2 devices at the same time, The portable charger can fully refill the battery itself in 6-8 hours at 5V 2.1A and meet the charging needs of mobile phones, tablets and other electronic devices. 【Universal Compatibility】The power bank supports iwatch, Airpods, Samsung Galaxy, most other Smart cell phones, Tablets, Bluetooth devices and more. It can charge 6 to 8 times to eliminate the anxiety of your battery exhaustion. Suit for travel, and other indoor outdoor activities. 【4 LED Lights & Certified Safe 】 Four led lights show the current remaining power of the item(25%~50%~75%~100%), easily press the power button to turn it on or off. Built-in smart protection system, the USB battery pack ensures complete protection for you. 【24 Months Support Services 】AONIMI 10000mAh portable battery charger, Micro USB cables, user manuals. AND 24 month warranty policy and 24 hours friendly customer service. easy-to-reach support! Any question, please kindly contact us.